title: A phylogenetic study of the milk 'let-down' hormone.
mesh_terms: D000818:Animals; D001942:Breast Feeding; D005260:Female; D006728:Hormones; D006801:Humans; D007774:Lactation / Q000187:drug effects*; D008892:Milk; D008893:Milk Ejection; D010802:Phylogeny
chemical_list: D006728:Hormones
keywords: LACTATION/effect of drugs on